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Support spacer
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Patent number D282627
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Issue date Feb 18, 1986
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Encon Products, Inc.
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Harold G. Simpson
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D08 - Tools and hardware
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Insulated roof system
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Patent number 4,528,789
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Issue date Jul 16, 1985
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Encon Products, Inc.
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Harold G. Simpson
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E04 - BUILDING
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-
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Structural bracing system
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Patent number 4,524,554
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Issue date Jun 25, 1985
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Encon Products, Inc.
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Harold G. Simpson
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E04 - BUILDING
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-
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Structural bracing system
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Patent number 4,503,653
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Issue date Mar 12, 1985
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Encon Products, Inc.
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Harold G. Simpson
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E04 - BUILDING
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Support spacer apparatus
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Patent number 4,329,823
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Issue date May 18, 1982
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Encon Products, Inc.
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Harold G. Simpson
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E04 - BUILDING